blackbird.dk

📜 Historical scan 2026-07-13 07:23:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

blackbird.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 May 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 83ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

7 records 63ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	aspmx.l.google.com	2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a 74.125.131.27	lt-in-x1a.1e100.net lt-in-f26.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	3600s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	3600s	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx3.googlemail.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx4.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx5.googlemail.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 179ms

TXT Record
MS=ms20559769
v=spf1 include:servers.mcsv.net ?all

✉️ SPF#

Policy	Record (blackbird.dk)
?all (neutral)	v=spf1 include:servers.mcsv.net ?all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 05:06:21

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network blackbird.dk: 195.47.247.18 (AS51468) www.blackbird.dk: 195.47.247.18 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

208ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026071201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-20 09:37:42

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-05-21
Expires	2027-05-31 (222d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

83ms

80ms

63ms

AAAA

79ms

TXT

179ms

CAA

78ms

HTTPS

67ms

TLSA

165ms

SOA

0ms

MTA-STS

97ms

DNSSEC

208ms

SRV

8082ms

Total

9320ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 05:06:21	1744ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-29 19:19:56	672ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-16 14:55:20	939ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-09 16:21:19	1536ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-16 23:30:41	5464ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-12 08:43:05	1329ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-13 07:23:31 shown	9320ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-11 12:50:01	2780ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-26 00:13:29	691ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-23 03:53:29	728ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-20 00:15:14	948ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-16 14:45:34	769ms	2 NS 1 A 7 MX	🔒 Secure